<SEC-DOCUMENT>0000007789-21-000054-index.html : 20210624
<SEC-HEADER>0000007789-21-000054.hdr.sgml : 20210624
<ACCEPTANCE-DATETIME>20210624163909
ACCESSION NUMBER:		0000007789-21-000054
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		5
CONFORMED PERIOD OF REPORT:	20210624
FILED AS OF DATE:		20210624
DATE AS OF CHANGE:		20210624

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ASSOCIATED BANC-CORP
		CENTRAL INDEX KEY:			0000007789
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				391098068
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-31343
		FILM NUMBER:		211043330

	BUSINESS ADDRESS:	
		STREET 1:		433 MAIN STREET
		CITY:			GREEN BAY
		STATE:			WI
		ZIP:			54301
		BUSINESS PHONE:		920-491-7500

	MAIL ADDRESS:	
		STREET 1:		433 MAIN STREET
		CITY:			GREEN BAY
		STATE:			WI
		ZIP:			54301

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ASSOCIATED BANK SERVICES INC
		DATE OF NAME CHANGE:	19770626
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>a2020form11-kdocument.htm
<DESCRIPTION>FORM 11-K
<TEXT>
Document 1 - file: a2020form11-kdocument.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23
<SEQUENCE>2
<FILENAME>a2020form11-kexhibit23.htm
<DESCRIPTION>EX-23
<TEXT>
Document 2 - file: a2020form11-kexhibit23.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>signedauditreport-pcaobass.jpg
<TEXT>
Document 3 - file: signedauditreport-pcaobass.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>signedauditreport-pcaobassa.jpg
<TEXT>
Document 4 - file: signedauditreport-pcaobassa.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>signedfinalform11-kconsent.jpg
<TEXT>
Document 5 - file: signedfinalform11-kconsent.jpg

</DOCUMENT>
</SEC-DOCUMENT>